12H

Recording by Hà Anh Tuấn.

Recording identifiers

ISRC
VNA0M1910095
CopyrightID (CopyrightChains transaction hash)
0x9f283949b2e3ea2ef90bd3699ebb67425ea2a07abf895c3152f9df95c74aeba1
Copyright registration time
2026-07-07T21:18:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e205e4d34d9e2aac04987d5665c6be999c5d397f7419f8a517474be9a31e82d9

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.